Trailers are an under-appreciated art form insofar that many times they’re seen as vehicles for showing footage, explaining films away, or showing their hand about what moviegoers can expect. Foreign, domestic, independent, big budget: What better way to hone your skills as a thoughtful moviegoer than by deconstructing these little pieces of advertising? This week we ponder the sociological importance of the selfie, get morally confused with Joel Edgerton, have a gay old time, step out on our animated wife, and try and understand why music can dust the cobwebs off the elderly.